GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 2009 🢒 Lucerne 🢒 Engine 🢒 Engine Mechanical - 4.6L 🢒 Primary Camshaft Drive Chain Guide Replacement

Removal Procedure
  1. Remove the front cover. Refer to Engine Front Cover Replacement.

    2. Object Number: 207533 Size: SH
  2. Remove the two bolts attaching the primary camshaft drive chain guide (1) to the engine block.
  3. Remove the primary camshaft drive chain guide (1).
  4. Clean and inspect the camshaft timing drive components. Refer to Camshaft Timing Drive Components Cleaning and Inspection.

Installation Procedure

    Caution: Refer to Fastener Caution in the Preface section.


    Object Number: 207533 Size: SH
  1. Install the primary camshaft drive chain guide (1) and retaining bolts.

    2. Tighten
    Tighten the primary camshaft drive chain guide bolts to 25 N·m (18 lb ft).

  2. Install the front cover. Refer to Engine Front Cover Replacement.